Further experiments in the destruction of fly larvae in horse manure /
Cook, F. C
Further experiments in the destruction of fly larvae in horse manure / F. C. Cook, R. H. Hutchison, F. M. Scales - Washington : Department of Agriculture - 22 p. - EUA. Dept. Agri. Bull.; 245 .
203002
Musca autumnalis
Further experiments in the destruction of fly larvae in horse manure / F. C. Cook, R. H. Hutchison, F. M. Scales - Washington : Department of Agriculture - 22 p. - EUA. Dept. Agri. Bull.; 245 .
203002
Musca autumnalis